I did not realize it the other day, but when I mixed ammonia with the
silver oxide, I produced a high explosive, fulminating silver accoring
to this.

Anyone repeating these experiments should pour the fulminate down the
drain while wet, do not allow to dry!  It is a contact high explosive.

http://dictionary.reference.com/search?q=red%20silver

Fulminating silver. (Chem.) (a) A black crystalline substance,
Ag2O.(NH3)2, obtained by
  dissolving silver oxide in aqua ammonia. When dry it explodes
violently on the slightest
  percussion. (b) Silver fulminate, a white crystalline substance,
Ag2C2N2O2, obtained by
  adding alcohol to a solution of silver nitrate. When dry it is
violently explosive.

Marshall